Ana Mariaâ Ii Dam
Key Takeaway
Ana Mariaâ Ii Dam is classified as high hazard in Puerto Rico. It was completed in 1939 and is 87 years old. Its primary use is irrigation. High hazard means loss of life is likely if the dam fails — it does not indicate the dam's current condition. Learn more.
Physical Details
| Dam Height | 40 ft (taller than 5.6% in PR) |
| Dam Length | 1,475 ft |
| Dam Type | Earth |
| Max Storage | 563 acre-ft |
| Normal Storage | 373 acre-ft |
| Surface Area | 24 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 9,862 cfs |
| Year Completed | 1939 (87 years old) |
| NID ID | PR00029 |
Safety Information
Loss of human life is likely if the dam fails.
Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?
Ownership
SUCESION SERRALLESÂ INC.
Private
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High Hazard 235 ftFrequently Asked Questions
What is the hazard classification of Ana Mariaâ Ii Dam?
Ana Mariaâ Ii Dam is classified as High Hazard. Loss of human life is likely if the dam fails. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.
Who owns and operates Ana Mariaâ Ii Dam?
Ana Mariaâ Ii Dam is owned by SUCESION SERRALLESÂ INC. (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Ana Mariaâ Ii Dam built?
Ana Mariaâ Ii Dam was completed in 1939, making it 87 years old. Many U.S. dams were built between the 1930s and 1970s during a period of major infrastructure investment.
What is the primary purpose of Ana Mariaâ Ii Dam?
Ana Mariaâ Ii Dam serves the following purposes: Irrigation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Ana Mariaâ Ii Dam?
Ana Mariaâ Ii Dam has a dam height of 40 ft. Dam height is measured from the natural streambed at the downstream toe to the top of the dam, and may differ from the visible height.
When was Ana Mariaâ Ii Dam last inspected?
Ana Mariaâ Ii Dam was last inspected on February 12, 2022. Inspection dates indicate when a formal review occurred, not the results of that inspection.